// Thor - High Performance C++ containers and algorithm library.
//
// Copyright (c) 2010 Su Shi. All rights reserved.
//
// Author: Su Shi <carmack.shi [at] gmail.com>

#ifndef THOR_ITERATOR_H_
#define THOR_ITERATOR_H_

namespace thor {

struct input_iterator_tag { };
struct output_iterator_tag { };
struct forward_iterator_tag { };

}  // namespace thor

#endif  // THOR_ITERATOR_H_
